1 files changed, 127 insertions, 0 deletions
diff --git a/public/vgui/IScheme.h b/public/vgui/IScheme.h
new file mode 100644
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+++ b/public/vgui/IScheme.h
@@ -0,0 +1,127 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef ISCHEME_H
+#define ISCHEME_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <vgui/VGUI.h>
+#include "tier1/interface.h"
+
+class Color;
+class KeyValues;
+
+namespace vgui
+{
+
+typedef unsigned long HScheme;
+typedef unsigned long HTexture;
+
+class IBorder;
+class IImage;
+
+//-----------------------------------------------------------------------------
+// Purpose: Holds all panel rendering data
+//			This functionality is all wrapped in the Panel::GetScheme*() functions
+//-----------------------------------------------------------------------------
+class IScheme : public IBaseInterface
+{
+public:
+	// gets a string from the default settings section
+	virtual const char *GetResourceString(const char *stringName) = 0;
+
+	// returns a pointer to an existing border
+	virtual IBorder *GetBorder(const char *borderName) = 0;
+
+	// returns a pointer to an existing font
+	virtual HFont GetFont(const char *fontName, bool proportional = false) = 0;
+
+	// inverse font lookup
+	virtual char const *GetFontName( const HFont& font ) = 0;
+
+	// colors
+	virtual Color GetColor(const char *colorName, Color defaultColor) = 0;
+	
+	// Get the number of borders
+	virtual int GetBorderCount() const = 0;
+
+	// Get the border at the given index
+	virtual IBorder *GetBorderAtIndex( int iIndex ) = 0;
+
+	// Get the number of fonts
+	virtual int GetFontCount() const = 0;
+
+	// Get the font at the given index
+	virtual HFont GetFontAtIndex( int iIndex ) = 0;	
+
+	// Get color data
+	virtual const KeyValues *GetColorData() const = 0;
+};
+
+
+
+class ISchemeManager: public IBaseInterface
+{
+public:
+	// loads a scheme from a file
+	// first scheme loaded becomes the default scheme, and all subsequent loaded scheme are derivitives of that
+	virtual HScheme LoadSchemeFromFile(const char *fileName, const char *tag) = 0;
+
+	// reloads the scheme from the file - should only be used during development
+	virtual void ReloadSchemes() = 0;
+
+	// reloads scheme fonts
+	virtual void ReloadFonts() = 0;
+
+	// returns a handle to the default (first loaded) scheme
+	virtual HScheme GetDefaultScheme() = 0;
+
+	// returns a handle to the scheme identified by "tag"
+	virtual HScheme GetScheme(const char *tag) = 0;
+
+	// returns a pointer to an image
+	virtual IImage *GetImage(const char *imageName, bool hardwareFiltered) = 0;
+	virtual HTexture GetImageID(const char *imageName, bool hardwareFiltered) = 0;
+
+	// This can only be called at certain times, like during paint()
+	// It will assert-fail if you call it at the wrong time...
+
+	// FIXME: This interface should go away!!! It's an icky back-door
+	// If you're using this interface, try instead to cache off the information
+	// in ApplySchemeSettings
+	virtual IScheme *GetIScheme( HScheme scheme ) = 0;
+
+	// unload all schemes
+	virtual void Shutdown( bool full = true ) = 0;
+
+	// gets the proportional coordinates for doing screen-size independant panel layouts
+	// use these for font, image and panel size scaling (they all use the pixel height of the display for scaling)
+	virtual int GetProportionalScaledValue( int normalizedValue) = 0;
+	virtual int GetProportionalNormalizedValue(int scaledValue) = 0;
+
+	// loads a scheme from a file
+	// first scheme loaded becomes the default scheme, and all subsequent loaded scheme are derivitives of that
+	virtual HScheme LoadSchemeFromFileEx( VPANEL sizingPanel, const char *fileName, const char *tag) = 0;
+	// gets the proportional coordinates for doing screen-size independant panel layouts
+	// use these for font, image and panel size scaling (they all use the pixel height of the display for scaling)
+	virtual int GetProportionalScaledValueEx( HScheme scheme, int normalizedValue ) = 0;
+	virtual int GetProportionalNormalizedValueEx( HScheme scheme, int scaledValue ) = 0;
+
+	// Returns true if image evicted, false otherwise
+	virtual bool DeleteImage( const char *pImageName ) = 0;
+};
+
+#define VGUI_SCHEME_INTERFACE_VERSION "VGUI_Scheme010"
+
+
+} // namespace vgui
+
+
+#endif // ISCHEME_H